A nurse is caring for a school-age child who has lice. The child's guardian prefers the use of a natural remedy to treat the lice. Which of the following treatments should the nurse recommend?

Use a dandruff shampoo followed by drying the child's hair on high heat.

Apply mayonnaise to the child's head.

Boil the child's combs, brushes, and hair accessories in water for 10 min.

Manually remove the lice eggs with a special comb.